Construction machinery repairing and maintenance knowledge for brand equipments Factory China - New - Liteng Machinery

07/Dec2021

Valve Port Structure Improvement And Performance Analysis Summary Of Excavato...

Rotary hydraulic system is one of the most important systems in excavator hydraulic system. It directly affects the safety, operation efficiency, energy consumption and operation comfort of the who...

07/Dec2021

AMESim Simulation Analysis Of Excavator Slewing Hydraulic System

AMESim simulation comparison of new and old multi-channel valve rotary coupling According to figure 2-3, build the simulation model of excavator slewing hydraulic system, as shown in Figure 5-1. AM...

07/Dec2021

Hydraulic Flow Path Analysis Of Empty Bucket Retraction Hydraulic System Of E...

Stick empty bucket retraction - normal regeneration: when the stick empty bucket retracts, the combined flow of P1 and P2 pumps supplies oil to the large cavity of the stick cylinder, and the retur...

07/Dec2021

Analysis Of Hydraulic System Of Excavator Stick Circuit Under Various Working...

Stick release condition: under stick release condition, P1 and P2 double pumps are combined to supply oil to the small chamber of stick cylinder, and the return oil from the large chamber of cylind...

07/Dec2021

Basic Structure Diagram Of Hydraulic Excavator And Operation Cycle Compositio...

The basic structure of hydraulic excavator mainly includes: bucket 1, bucket cylinder 2, stick 3, stick cylinder 4, boom 5, boom cylinder 6, cab 7, turntable 8, power unit and counterweight 9, walk...

07/Dec2021

Performance Requirements Of Hydraulic Excavator For Hydraulic System

Excavators basically adopt hydraulic transmission. According to the transmission requirements of various mechanisms and devices of excavators, the combination that organically connects various hydr...

07/Dec2021

Multi Way Valve Has Two Functions Of Flow And Direction Control. It Can Be Di...

Hydraulic multi-way directional valve, referred to as multi-way valve for short, is a multi-functional integrated valve with two or more directional valves as the main body and integrating differen...

07/Dec2021

Structural Composition And Outline Drawing Of Multi-channel Valve Of Hydrauli...

The multi-channel valve of hydraulic excavator is studied. The multi-channel valve is divided into two valve blocks a and B, which are connected by screws. A valve block includes: left travel valve...

07/Dec2021

Processing And Analysis Of Calculation Results Of Excavator Multi-channel Valve

1) Calculation model analysis of oil inlet and intermediate oil return when the valve core of multi-channel valve rotary coupling of excavator moves 4mm to the right setting of boundary conditions ...

07/Dec2021

Numerical Analysis Of Flow Field And Force Of Rotary Coupling Valve Core Of M...

From the area curve, it can be seen that 05mm is the starting acceleration and braking deceleration stage of the motor, and this section directly affects the starting and braking performance of rot...

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Knowledge

Valve Port Structure Improvement And Performance Analysis Summary Of Excavato...

AMESim Simulation Analysis Of Excavator Slewing Hydraulic System

Hydraulic Flow Path Analysis Of Empty Bucket Retraction Hydraulic System Of E...

Analysis Of Hydraulic System Of Excavator Stick Circuit Under Various Working...

Basic Structure Diagram Of Hydraulic Excavator And Operation Cycle Compositio...

Performance Requirements Of Hydraulic Excavator For Hydraulic System

Multi Way Valve Has Two Functions Of Flow And Direction Control. It Can Be Di...

Structural Composition And Outline Drawing Of Multi-channel Valve Of Hydrauli...

Processing And Analysis Of Calculation Results Of Excavator Multi-channel Valve

Numerical Analysis Of Flow Field And Force Of Rotary Coupling Valve Core Of M...